PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/28-06:43:00
G05     50.0           13.3                3.8 +/-    2.41       9.9 +/-    2.41  0.070 / 0.060
G10     238.1          15.8                6.1 +/-    1.99      14.8 +/-    1.99  0.040 / 0.050
G13     71.1           35.3                5.6 +/-    1.50       8.8 +/-    1.50  0.170 / 0.380
G15     117.0          54.3                8.8 +/-    0.40      10.5 +/-    0.40  0.190 / 0.240
G16     315.7          10.6               -3.6 +/-   11.23      -9.9 +/-   11.23  0.170 / 0.290
G20     251.3          39.6                8.7 +/-    1.23      12.7 +/-    1.23  0.180 / 0.260
G21     319.3          51.2                6.3 +/-    1.24       7.8 +/-    1.24  0.050 / 0.100
G26     288.1          18.8                4.6 +/-    1.32      10.4 +/-    1.32  0.060 / 0.110
G29     152.7          62.7                8.8 +/-    0.37       9.8 +/-    0.37  0.110 / 0.160